package cn.edu.scau.cmi.liquan.exercise6.Example6_13;

public class B extends A {
      double f(double x,double y) {
    	  double m=super.f(x,y);
    	  return  m+x*y;
      }
      static int g(int n) {
    	int m=A.g(n) ;
    	return  m+n;
      }
}
